{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x1656fb816680b01f0eaa7e2708768d4f8186e57c8ad3def92f43c96330f1de3e",
    "signature": "0x4a2552c9b24c52bcdad5ab15a697b20af3d868d739aa23feabf173717202a06c5be9d5e54a8ac712129f60832caad902ef57f38b9426be0deaa08289cafe73f11c",
    "signer": "0x2A04Bbd7188b24482Fa0e0CaFDf6Cf5F5c64e4E5",
    "userId": "33865540"
  }
}